| *** Taxonomy Characterization Data *** |
| Pedon ID: S1975CO103010 | ( Rio Blanco, Colorado ) | Print Date: Nov 11 2024 8:38PM |
| Sampled as on Jun 17, 1975: | RENTSAC ; Loamy-skeletal, mixed Aridic Lithic Ustochrepts |
| Revised to correlated on May 1, 1998: | (unnamed) ; Loamy-skeletal, mixed, active, frigid Aridic Lithic Ustochrept |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1975CO103010 Lat: 39° 53' 47.89" north Long: 108° 29' 1.44" west | Riverside Soil Survey Laboratory | |
| - | Pedon No. | 40A3275 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Riverside, California | ||
| Taxonomy Tier 1 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | |||
| Fine | CaCO3 | 1500 | .1-75 | Bulk | Cole | Vol | Resist | ||||||
| Clay | Clay | Clay | kPa | Clay | mm | Den | Whole | % of | Min | ||||
| Depth | <.002 | <.0002 | <.002 | /Clay | Est | Frac | 33 kPa | Soil | Whole | % | |||
| Layer | (cm) | Horz | Prep | (---------% of <2 mm-------) | (-------- % --------) | g cm-3 | cm cm-1 | ||||||
| 3A1a1a | |||||||||||||
| 40A25551 | 0-13 | A | S | 19.6 | 0.94 | 44 | 6 | ||||||
| 40A25552 | 13-23 | C | S | 10.7 | 1.50 | 56 | 12 | ||||||
| 40A25553 | 23-41 | Cr | S | 10.5 | 1.55 | 45 | 15 | ||||||
| 40A25554 | 41 | R | S | 8.4 | 1.32 | 56 | 17 | ||||||
| Taxonomy Tier 2 | -1- | -2- | -3- | -4- | -5- | -6- | -7- | -8- | -9- | -10- | -11- | -12- | -13- | -14- | -15- | -16- | |||
| pH | pH | Org | Tot | Al+½ Fe | CO3 as | (--- Base Sat ---) | NZ | ECEC | CEC7 | ECEC | Al | ||||||||
| Depth | H2O | NaF | C | C | Oxal | ODOE | CaCO3 | NH4 | Bases | P Ret | cmol(+) | /Clay | /Clay | Sat | E C | ESP | |||
| Layer | (cm) | Horz | Prep | (------------------------------------------ % --------------------------------------------) | kg -1 | % | dS m-1 | % | |||||||||||
| NK | NK | NK | 5D2 | ||||||||||||||||
| 40A25551 | 0-13 | A | S | 2.30 | 16 | 100 | 1.37 | 0.40 | 2 | ||||||||||
| 40A25552 | 13-23 | C | S | 1.50 | 29 | 100 | 1.96 | 0.40 | 3 | ||||||||||
| 40A25553 | 23-41 | Cr | S | 0.80 | 28 | 100 | 1.76 | 0.40 | 4 | ||||||||||
| 40A25554 | 41 | R | S | 0.60 | 23 | 100 | 2.32 | 0.40 | 8 | ||||||||||
| Pedon Calculations | |||
| Calculation Name | Result | Units of Measure | |
| CEC Activity, CEC7/Clay, Weighted Average | 1.76 | (NA) | |
| Clay, carbonate free, Weighted Average | 10 | % wt | |
| Weighted Particles, 0.1-75mm, 75 mm Base | 45 | % wt | |
| Volume, >2mm, Weighted Average | 15 | % vol | |
| Clay, total, Weighted Average | 10 | % wt | |
| Weighted averages based on control section: 25-41 cm | |||